Quote:
Originally Posted by Joggernot
Well, my tires are in contact with the ground. When in contact with the ground the tread has zero forward motion. The car is still going 45 mph. The only thing on a wheel that is going the speed of the car is the axle. The top of the tire is going twice the speed of the car or 90 mph. Or is my thinkin' stinkin'...?
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I believe this is once again where a discussion spins off about linear and angular velocity.